mb/intel/kunimitsu: Refactor to get rid of `pei_data`

The SoC specific `struct pei_data` was filled with values that were
later only consumed by the mainboard code again. Avoid jumping through
this hoop and fill FSP UPDs directly.

Change-Id: Ibc013ccea9f83ef29f22fe2da4c0d12096308636
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32590
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

src/mainboard/intel/kunimitsu/Makefile.inc

@@ -18,8 +18,6 @@ subdirs-y += spd
 
 bootblock-y += bootblock_mainboard.c
 
-romstage-y += pei_data.c
-
 bootblock-$(CONFIG_CHROMEOS) += chromeos.c
 verstage-$(CONFIG_CHROMEOS) += chromeos.c
 romstage-$(CONFIG_CHROMEOS) += chromeos.c
@@ -28,7 +26,6 @@ ramstage-$(CONFIG_CHROMEOS) += chromeos.c
 ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC) += ec.c
 
 ramstage-y += mainboard.c
-ramstage-y += pei_data.c
 ramstage-y += ramstage.c
 
 smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c

src/mainboard/intel/kunimitsu/pei_data.c

@@ -1,29 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2014 Google Inc.
- * Copyright (C) 2015 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#include <stdint.h>
-#include <soc/pei_data.h>
-#include <soc/pei_wrapper.h>
-#include "boardid.h"
-#include "spd/spd.h"
-
-void mainboard_fill_pei_data(struct pei_data *pei_data)
-{
-	mainboard_fill_dq_map_data(&pei_data->dq_map);
-	mainboard_fill_dqs_map_data(&pei_data->dqs_map);
-	mainboard_fill_rcomp_res_data(&pei_data->RcompResistor);
-	mainboard_fill_rcomp_strength_data(&pei_data->RcompTarget);
-}

src/mainboard/intel/kunimitsu/romstage.c

@@ -15,20 +15,13 @@
  * GNU General Public License for more details.
  */
 
-#include <string.h>
 #include <gpio.h>
-#include <soc/pei_data.h>
-#include <soc/pei_wrapper.h>
 #include <soc/romstage.h>
 #include "gpio.h"
 #include "spd/spd.h"
 
 void mainboard_romstage_entry(struct romstage_params *params)
 {
-	params->pei_data->mem_cfg_id = get_spd_index();
-	/* Fill out PEI DATA */
-	mainboard_fill_pei_data(params->pei_data);
-	mainboard_fill_spd_data(params->pei_data);
 	/* Initialize memory */
 	romstage_common(params);
 }
@@ -36,24 +29,11 @@ void mainboard_romstage_entry(struct romstage_params *params)
 void mainboard_memory_init_params(struct romstage_params *params,
 				  MEMORY_INIT_UPD *memory_params)
 {
-	if (params->pei_data->spd_data[0][0][0] != 0) {
-		memory_params->MemorySpdPtr00 =
-				(UINT32)(params->pei_data->spd_data[0][0]);
-		memory_params->MemorySpdPtr10 =
-				(UINT32)(params->pei_data->spd_data[1][0]);
-	}
-	memcpy(memory_params->DqByteMapCh0, params->pei_data->dq_map[0],
-			sizeof(params->pei_data->dq_map[0]));
-	memcpy(memory_params->DqByteMapCh1, params->pei_data->dq_map[1],
-			sizeof(params->pei_data->dq_map[1]));
-	memcpy(memory_params->DqsMapCpu2DramCh0, params->pei_data->dqs_map[0],
-			sizeof(params->pei_data->dqs_map[0]));
-	memcpy(memory_params->DqsMapCpu2DramCh1, params->pei_data->dqs_map[1],
-			sizeof(params->pei_data->dqs_map[1]));
-	memcpy(memory_params->RcompResistor, params->pei_data->RcompResistor,
-			sizeof(params->pei_data->RcompResistor));
-	memcpy(memory_params->RcompTarget, params->pei_data->RcompTarget,
-			sizeof(params->pei_data->RcompTarget));
+	spd_memory_init_params(memory_params);
+	mainboard_fill_dq_map_data(&memory_params->DqByteMapCh0);
+	mainboard_fill_dqs_map_data(&memory_params->DqsMapCpu2DramCh0);
+	mainboard_fill_rcomp_res_data(&memory_params->RcompResistor);
+	mainboard_fill_rcomp_strength_data(&memory_params->RcompTarget);
 	memory_params->MemorySpdDataLen = SPD_LEN;
 	memory_params->DqPinsInterleaved = FALSE;
 }

src/mainboard/intel/kunimitsu/spd/spd.c

@@ -16,8 +16,9 @@
 
 #include <arch/byteorder.h>
 #include <console/console.h>
-#include <soc/pei_data.h>
+#include <fsp/soc_binding.h>
 #include <soc/romstage.h>
+#include <stdint.h>
 #include <string.h>
 
 #include "spd.h"
@@ -73,20 +74,19 @@ static void mainboard_print_spd_info(uint8_t spd[])
 	}
 }
 
-/* Copy SPD data for on-board memory */
-void mainboard_fill_spd_data(struct pei_data *pei_data)
+/* Fill SPD pointers for on-board memory */
+void spd_memory_init_params(MEMORY_INIT_UPD *memory_params)
 {
 	uintptr_t spd_data;
 	spd_data = mainboard_get_spd_data();
 
-	memcpy(pei_data->spd_data[0][0], (void *)spd_data, SPD_LEN);
-
-	if (mainboard_has_dual_channel_mem())
-		memcpy(pei_data->spd_data[1][0], (void *)spd_data, SPD_LEN);
-
 	/* Make sure a valid SPD was found */
-	if (pei_data->spd_data[0][0][0] == 0)
+	if (*(uint8_t *)spd_data == 0)
 		die("Invalid SPD data.");
 
-	mainboard_print_spd_info(pei_data->spd_data[0][0]);
+	memory_params->MemorySpdPtr00 = spd_data;
+	if (mainboard_has_dual_channel_mem())
+		memory_params->MemorySpdPtr10 = spd_data;
+
+	mainboard_print_spd_info((uint8_t *)spd_data);
 }

src/mainboard/intel/kunimitsu/spd/spd.h

@@ -16,6 +16,7 @@
 
 #ifndef MAINBOARD_SPD_H
 
+#include <fsp/soc_binding.h>
 #include <gpio.h>
 #include "../gpio.h"
 
@@ -53,6 +54,7 @@ static inline int get_spd_index(void) {
 	};
 	return (gpio_base2_value(spd_gpios, ARRAY_SIZE(spd_gpios)));
 }
+void spd_memory_init_params(MEMORY_INIT_UPD *memory_params);
 void mainboard_fill_dq_map_data(void *dq_map_ptr);
 void mainboard_fill_dqs_map_data(void *dqs_map_ptr);
 void mainboard_fill_rcomp_res_data(void *rcomp_ptr);

src/mainboard/intel/kunimitsu/spd/spd_util.c

@@ -17,8 +17,6 @@
 #include <console/console.h>
 #include <stdint.h>
 #include <string.h>
-#include <soc/pei_data.h>
-#include <soc/pei_wrapper.h>
 #include "boardid.h"
 #include "spd.h"